Both the ratio of friction velocity to free stream wind velocity and the thickness of airflow are subject to the sidewall effect, showing the increase trend with the decreasing aspect ratios.
随着风洞宽高比的减小，断面内中垂线上的气流摩阻速度与自由流速的比值以及受风洞边壁影响的气流厚度均增大。
It is a main subject to increase signal to noise ratio of light target and pick up signals effectively so as to diffuse laser shooting simulator.
提高光靶信噪比，有效地拣出信号，成为激光射击模拟器推广应用的重要课题。
While polyester fiber is subject to different draw ratio and heating temperature during high speed spinning, its original molecular orientation and crystallinity of polyester fiber are changed.
聚酯在高速纺丝过程中，施以不同的拉伸倍数与温度，会造成纤维结晶度与取向度的变化，从而影响纤维的物理性能。
These solutions are not subject to the limitation of small aspect ratio.
此解不受小倒环径比的限制。
So it'll be an important subject confronted with every manufacturer how to increase the ratio of winning contracts.
如何提高中标率，是每一个企业都必须面对的重要课题。
High image space resolution ratio can help MRI detect tiny subject and it's not easy to ignore tiny focus and avoid ignoring diagnostics and wrong diagnostics.
高的空间分辨率容易检测出微小的物体，在诊断时不易漏掉微小病灶，避免造成漏诊、误诊。
However, the traditional weak signal detection method, input signal to noise ratio threshold are subject to certain restrictions, it is difficult to further reduce.
然而，传统的微弱信号检测方法，输入信噪比门限受到一定限制，很难进一步降低。
However, the traditional weak signal detection method, input signal to noise ratio threshold are subject to certain restrictions, it is difficult to further reduce.
然而，传统的微弱信号检测方法，输入信噪比门限受到一定限制，很难进一步降低。
应用推荐